Home / 4,015.80-5,541.44-2,247.35

Finding the Fourth Proportional to 4,015.80, 5,541.44 and 2,247.35

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Solution

The fourth proportional to 4,015.80, 5,541.44 and 2,247.35 is: 3,101.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,015.80 : 5,541.44 = 2,247.35 : x
  2. Step 2: Convert to fraction form
    4,015.80/5,541.44 = 2,247.35/x
  3. Step 3: Cross multiply
    4,015.80x = 5,541.44 × 2,247.35
  4. Step 4: Simplify right side
    4,015.80x = 12,453,516.24
  5. Step 5: Solve for x
    x = 12,453,516.24/4,015.80
  6. Step 6: Final answer
    x = 3,101.13

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.